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-rw-r--r--gcc/config/aarch64/aarch64-c.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/gcc/config/aarch64/aarch64-c.c b/gcc/config/aarch64/aarch64-c.c
index 1882288..1a1f4ec 100644
--- a/gcc/config/aarch64/aarch64-c.c
+++ b/gcc/config/aarch64/aarch64-c.c
@@ -181,6 +181,19 @@ aarch64_update_cpp_builtins (cpp_reader *pfile)
aarch64_def_or_undef (aarch64_bti_enabled (),
"__ARM_FEATURE_BTI_DEFAULT", pfile);
+ cpp_undef (pfile, "__ARM_FEATURE_PAC_DEFAULT");
+ if (aarch64_ra_sign_scope != AARCH64_FUNCTION_NONE)
+ {
+ int v = 0;
+ if (aarch64_ra_sign_key == AARCH64_KEY_A)
+ v |= 1;
+ if (aarch64_ra_sign_key == AARCH64_KEY_B)
+ v |= 2;
+ if (aarch64_ra_sign_scope == AARCH64_FUNCTION_ALL)
+ v |= 4;
+ builtin_define_with_int_value ("__ARM_FEATURE_PAC_DEFAULT", v);
+ }
+
aarch64_def_or_undef (TARGET_I8MM, "__ARM_FEATURE_MATMUL_INT8", pfile);
aarch64_def_or_undef (TARGET_BF16_SIMD,
"__ARM_FEATURE_BF16_VECTOR_ARITHMETIC", pfile);